1916561944

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{506491}}^1$

素因数の和:506551

約数の個数: 32

約数和(自身を含む): 4011416640

約数和(自身を除く): 2094854696

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 506491, 1012982, 2025964, 4051928, 5571401, 11142802, 21779113, 22285604, 43558226, 44571208, 87116452, 174232904, 239570243, 479140486, 958280972, 1916561944]

約数ペア:

[(1, 1916561944), (2, 958280972), (4, 479140486), (8, 239570243), (11, 174232904), (22, 87116452), (43, 44571208), (44, 43558226), (86, 22285604), (88, 21779113), (172, 11142802), (344, 5571401), (473, 4051928), (946, 2025964), (1892, 1012982), (3784, 506491)]